Calibrating device.



PATENTED JULY 23, 1907.

0. H. HILL.

OALIBRATING DEVICE.

APPLICATION FILED APR. 28, 1904.

\HVENTD [3h ar'les HHH I. bLJ flt't q.v

contacts 18 are To all whom it may concqrn:

Be it known that 1, (Jim rim-Ls ll Him, a o i of lho United Stolen,residing at sr-henovlnd x vouniy of Schenectady, Slate of New Yuri, haveinvented cer- Lain now and usoi liln'nling D ul lnzprovon'icnis i?vices. of which die following n npwzlim on.

My invonlion relzilvs l ting devices iUl the operating nniginl of (llilll,-l)l and the 1 which Lin: nmgni-l whioh ihv rious (fLllll l pl,lion of it stop nguinsl wlur-h hi2 ungci' oi iho solenoid is ndnpl'od torest, and 1 'iingem-sni oi understood lliii? ingthe (31m: oi pl(,UlllilllF'R; u novel construction and parts for this irposu which willhe bi upon 'oroncc lo he l'oilown lomiwl i taken in {tonneoliou xjiihthe accompzn Figure l. of said drawing is 21 side ole tionol' (lllllllbreaker provided will) my invention; Fig. 2 is a vertival section oi thecalihraling' Luhcillustrating the slop and its oponilii'ig n'sochunisin;und Fig. 3 in n soc-Lion taken on the li (a 3-3 oi Fig.

Throughout lhcsoligurus like chzirucl parts.

Tho ("h'cuif brunhurqvhicu is here shown for tho purposo of illns'h Lingllm upplicslion and use of my invoniion comprises content-l, studs ll)and ll and a (-onlzicbcurrying member 12. Tho w per (onlzul stud H) isprovided with a hinsh l3 whirl] cxlonds downward and outward intoposition to ho engaged by lho Contact 14. Thu (,OlllflCh l; is includedin (in-nil with A trig ping coil car I d by tho invinlmr :1 andconnoclod all its lowor 0nd by a lloxibio connoi'iion lo lo lho lowerconlui-l siud ll. icondury (-onlzicts '17 and win-1;,- vzn-riod by thecofilnvl stud ll)- und Lil-J inovahlo inonihor 12 as illuslrnlod.Conlavt is Child)- oivol by menus of ihe operating hundlo 2i which is'pix'oloil of: the point. 22h) the molnhor l2 und ill the poinzhi'l:mnporling link 24 which pivoted Lo lhv'uppw 0nd of Lhe lower stud llwhich forms purl, of tho Tying; mine for Lh movable pin-h; ol' {holn'onkor. il'lngn lho hundlofil is ioi'cnd downward, lhi lnindl and Lin;momlwv' the chnlucl nivotgd lo ll ol'er to like lishod lay rocking theincniln-r l2 nhoul i 2 pllllllll'l a logglv notion lo (:z'nnnu Lhol rushl3 an:

Tho iuloh 2:;

ll inlo (:loso (-ngbgonn-nl.

: iow r nd of tho n ongngw u lug fl) lo hold tho hrmxlcor in ils (-lonodx)o ;ii i. "1 1 hitch may ho tripped nnunnzlly by n34 uguinsl lhvwroulcor .JUHtlllldElAl no purl of growl? uni. tho h invenllon and isheroin disclosed merely for the in! [$030 of illuslrn 1 its:ionliculion. The coil. 25) of Lhe solmzoid l5 rust. :11 its lower end:15 iinst n slop ill. wil in l the culihrminzr l stop and tube linkingllnoanh l prei'vmbly of SL' lord size to permit lhe rod 33 lo he J'yrolitod without rotaiing lho core The lUWoi oi the rod "zniy SGLflli'Gdlo the hand 35 which a ortion of its outer surface threaded in) 36. Thisand iorminalies all its upper and in n, colhu' 3'? which I.lhSt ashoulder 38 lorinod by the riw 39 at the we? and. oi ti mlibrnling InbofBy liu'ning lho milled porlion of lho hand 35 in either dirollion, theslop 31 will ho rolal and correspmidingly moved longu'v inzilly oi ihec. lihrating lube.

In order to set lln; slop lo any deisirod culiln'alion, n knurled nut 39soimvell upon the lhroadod poi'lion ill of the head 35 is turned lirnilyuguinsl tho bottom or (he tuho so as lo bring; the collar 37 into rrloaoengagement i h the shoulder 38, lhus securely (:lznnpim the rod 533 muoon qnmilly (ho stop 31 in tho dcsircxi nosilion, The 1 in! end of thepin 28 which passes i ough {L slot 40 in lh'o (alibi-(ding luhu 32 isproviCh l 'fh sharp od iich servos 11$ u pointer to indiho (*uliln'nlionoi the coil.

V'ilh (ho vzdilmlling dovico which lhuvo heroin I vill in soon lhul lli:inljuslinont of lhe no rozidil fnmronxplishod wiihout lho use of 2).(ll-1w! o." olln-r device, suoh us is now nonnnonly Sllililllg of thecore 165) :igninsl i ly no lcudoncy to loosen the clumping n! 31) andlhus clnn'ig'o lho calibration. This I is lhv rosull' oi lln/loosonn0i-Lion bvtwoun tho slop 31 J and lhn rod 553, by whim lho blow oi lhoooro 29 does not. tend lo inovo lln; rm 33 longitudinally but u'L mos-l,

ionds lo rot-um ho slop .l'l and llllltl lmnrnni :uo n lo snid rod. Thiswill nol, loo; clnnn'iing no! 3:); \\'l1 )'(:1.l5 if is found in prurlif lho blow of lho now 3.) worn unnmniilod dir,

and llnii on of rolnl it :lly to would {ho rod 1&3 or in: hold 155, L110(lumping nul Ill,

ion of lho device ho z'l-ndily loom-nod and lho calihrv iould illfit) homind {hall in line dl-vioo which i Mill lho opomling rod 33 and ils houdz'olulion only and lLlO not lol ludihu ((3 hol'oin di 4 have nllJlJll-)ll of nully nun/able in tho calibrating Luho malibrating tubeinto \vhioh the c re is adapted to pass,

a stop rolzitabl mounted ili"'(lll, cooperating means carried by saidtube to mi se li'ingitudlnul;adjustment of the stop when rotated. a rodl rotating 1 stop, and means for severing said. toil against. rotation.

34 The roinbination with a solenoid and its core, of a calibrating lubeinto which the euro is adapted to pass, a stop rotatably mountedtherein, cooperating means can .tl by said tube to cause ion .udinaladjustment of the stop when rotated, a rod for rotating said stopextending lengthwise or" said tube, and means located at the end of saidtube for securing said rod against rotation.

-l. The combination with a so enoid and its core, of a calibrating tubeinto r-Jhirh the core is adapted to pa :1 stop rotatably mountedtherein, cooperating means carried by said tube to cause longitudinaladjustment of the stop when lUit\l'], i rod for rotating said stop, andmeans for clamping said rod to said tube.

5. The combination with a solenoid, of a centrally-apertnred coretherefor, a stop for said eere rotatably movable for longitudinaladjustment, and a rod for rotating said stop extending through anopening therein and adapted to extend into the central aperture in saidcore.

e, oi a adjustconnection therewith. and means for clamping. saidrotaiiiim' means against: rotation.

ii. The combination with a solenoid and its core, of 6. stop for saidcore otatabiy-movable for longitudinal at; justment, an operating rodfor said stop having a loose connection therewith, and means forclamping said rod against rotation.

t). The combination with a solenoid and its core, oi a. stop for saidcore rotatably movable for longitudinal aejustment and having a squareopening therein, a square operating rod through said opening, and meansfor clamp in; said rod against rotation.

10. A calibrating devire for an automatic circuitbrealte having: anadjustable stop to receive the impact; of the core when released, and anadjusting device to regulate the stop independently tically tree fromsuch impact.

in witness whereof, i have hereunto set my hand this 27th day of April,1on4.

supported so as to be prue-

